Finding the Third Proportional to 871,326 and 1,887,399

Step by Step Solution

1. Step 1: Write the proportion equation
   871,326 : 1,887,399 = 1,887,399 : x
2. Step 2: Convert to fraction form
   871,326/1,887,399 = 1,887,399/x
3. Step 3: Cross multiply
   871,326x = 1,887,399 × 1,887,399
4. Step 4: Simplify right side
   871,326x = 3,562,274,985,201
5. Step 5: Solve for x
   x = 3,562,274,985,201/871,326
6. Step 6: Final answer
   x = 4,088,337.76